Question

PLEASE HELP ASAP!!! 80 POINTS AND BRAINLIEST FOR BEST ANSWER!!! ONE MULTIPLE CHOICE QUESTION!!!
Which of the following exponential functions goes through the points (1, 20) and (2, 80)?

f(x) = 5(4)−x
f(x) = 4(5)−x
f(x) = 5(4)x
f(x) = 4(5)x

Answer 1

Answer:

your answer should be c

Answer 2

Answer:

were going to multiply th x axis points and y axis points and were going to add them

1x2 + 20 x 80

2 + 1600

1602

once u simplify it you'll get f(x) = 5(4)x

~batmans wife dun dun dun